
/**
 * 新手演示的函数
 * @returns
 */
function startIntro() {
				var intro = introJs();
				intro.setOptions({
					steps: [{
							element: '#step1',
							intro: "This is a <b>bold</b> tooltip."
						},
						{
							element: '#step2',
							intro: "Ok, <i>wasn't</i> that fun?",
							position: 'right'
						},
						{
							element: '#step3',
							intro: 'More features, more <span style="color: red;">f</span><span style="color: green;">u</span><span style="color: blue;">n</span>.',
							position: 'left'
						},
						{
							element: '#step4',
							intro: "<span style='font-family: Tahoma'>Another step with new font!</span>",
							position: 'bottom'
						},
						{
							element: '#step5',
							intro: '<strong>Get</strong> it, <strong>use</strong> it.'
						}
					]
				});

				intro.start();
			}